157025980

素因数分解:

$2^2\times 5^1\times {\mathrm{1289}}^1\times {\mathrm{6091}}^1$

素因数の和:7389

約数の個数: 24

約数和(自身を含む): 330064560

約数和(自身を除く): 173038580

約数列:

[1, 2, 4, 5, 10, 20, 1289, 2578, 5156, 6091, 6445, 12182, 12890, 24364, 25780, 30455, 60910, 121820, 7851299, 15702598, 31405196, 39256495, 78512990, 157025980]

約数ペア:

[(1, 157025980), (2, 78512990), (4, 39256495), (5, 31405196), (10, 15702598), (20, 7851299), (1289, 121820), (2578, 60910), (5156, 30455), (6091, 25780), (6445, 24364), (12182, 12890)]